82857155146 has 8 divisors (see below), whose sum is σ = 124337034144. Its totient is φ = 41411477100.

The previous prime is 82857155123. The next prime is 82857155153. The reversal of 82857155146 is 64155175828.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 82857155093 and 82857155102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8544180 + ... + 8553871.

It is an arithmetic number, because the mean of its divisors is an integer number (15542129268).

Almost surely, 2^82857155146 is an apocalyptic number.

82857155146 is a deficient number, since it is larger than the sum of its proper divisors (41479878998).

82857155146 is a wasteful number, since it uses less digits than its factorization.

82857155146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17100476.

The product of its digits is 2688000, while the sum is 52.

The spelling of 82857155146 in words is "eighty-two billion, eight hundred fifty-seven million, one hundred fifty-five thousand, one hundred forty-six".